@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,100..1000;1,9..40,100..1000&display=swap');

:root {
  --color-primary: #02427F;
  --color-secondary-blue: #0078C4;
  --color-badge-bg-default: rgba(0, 120, 196, 0.10);
  --color-badge-text-default: #0078C4;
  --color-hero-badge-bg: var(--color-secondary-blue);
  --color-hero-badge-text: #FFFFFF;
  --color-hero-subtitle: rgba(255, 255, 255, 0.75);
  --color-hero-outline-border: rgba(255, 255, 255, 0.75);
  --color-text-primary: #111111;
  --color-text-secondary: #4A5568;
  --color-text-muted: rgba(0, 0, 0, 0.47);
  --color-red: #cc2a2a;
  --color-bg-light-blue: #EEF7FB;
  --color-bg-light-gray: #FAFBFC;
  --color-white: #FFFFFF;
  --color-border: #D5D5D5;
  --color-black: #000000;
  --font-family-base: 'DM Sans', sans-serif;
  --header-height: 80px;
  --container-max-width: 1360px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'DM Sans', sans-serif !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-white);
  color: var(--color-text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
}

main {
  flex: 1 0 auto;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 36px;
  width: 100%;
}

.section {
  padding: 90px 0;
  scroll-margin-top: calc(var(--header-height) + 10px);
}

.bg-light-blue {
  background-color: var(--color-bg-light-blue);
}

.bg-light-gray {
  background-color: var(--color-bg-light-gray);
}

.bg-primary-blue {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background-color: var(--color-badge-bg-default);
  color: var(--color-badge-text-default);
  font-size: 12px;
  font-weight: 700;
  border-radius: 6px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  background-color: var(--color-hero-badge-bg);
  color: var(--color-hero-badge-text);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  border-radius: 6px;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.section-header-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 54px;
}

.section-title {
  font-size: clamp(30px, 3.8vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 54px;
  align-items: center;
}

.img-cover-frame {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
}

.img-cover-frame img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  object-position: center center;
  display: block;
  transition: transform 0.35s ease;
}

.img-cover-frame:hover img {
  transform: scale(1.02);
}

.content-block p {
  color: var(--color-text-secondary);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.content-block p:last-of-type {
  margin-bottom: 28px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 6px;
  text-decoration: none;
  border: 1.5px solid var(--color-primary);
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary:hover {
  background-color: var(--color-secondary-blue);
  border-color: var(--color-secondary-blue);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 6px;
  text-decoration: none;
  border: 1.6px solid var(--color-hero-outline-border);
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-outline:hover {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-outline:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: 6px;
  text-decoration: none;
  border: 1.5px solid var(--color-primary);
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  color: var(--color-text-primary);
  font-size: 15px;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  letter-spacing: -0.01em;
  border: 1.5px solid var(--color-white);
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-white:hover {
  background-color: var(--color-bg-light-blue);
  border-color: var(--color-bg-light-blue);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-white:active {
  transform: translateY(0);
}

.btn-banner-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  border: 1.5px solid rgba(255, 255, 255, 0.75);
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-banner-outline:hover {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-banner-outline:active {
  transform: translateY(0);
}

.video-wrapper,
.video-frame-wrapper,
.story-video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 8;
  background-color: #000000;
  border-radius: 16px;
  overflow: hidden;
}

.video-spotlight-wrapper {
  max-width: 960px;
  margin: 0 auto;
  border-radius: 20px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
}

.video-media,
.video-frame-media,
.story-video-media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.story-videos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.story-video-card {
  background-color: var(--color-white);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

.story-video-card:hover {
  border-color: rgba(0, 120, 196, 0.2);
}

.story-video-body {
  padding: 24px;
}

.story-video-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.story-video-desc {
  font-size: 14.5px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  background-color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 2;
}

.video-play-btn svg {
  width: 34px;
  height: 34px;
  fill: var(--color-secondary-blue);
  margin-left: 4px;
  transition: fill 0.2s ease;
}

.video-play-btn:hover {
  background-color: var(--color-primary);
}

.video-play-btn:hover svg {
  fill: var(--color-white);
}

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.header-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 36px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.header-logo {
  height: auto;
  width: 130px;
  display: block;
  object-fit: contain;
  transition: transform 0.2s ease;
}

.header-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 8px 0;
  display: inline-block;
  letter-spacing: -0.01em;
  transition: color 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: 700;
}

.header-action {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  padding: 11px 26px;
  border-radius: 6px;
  text-decoration: none;
  border: 1.5px solid var(--color-primary);
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-contact:hover {
  background-color: var(--color-secondary-blue);
  border-color: var(--color-secondary-blue);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-contact:active {
  transform: translateY(0);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
  position: relative;
  border-radius: 6px;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}

.mobile-toggle:hover {
  background-color: var(--color-badge-bg-default);
}

.hamburger-icon {
  width: 24px;
  height: 18px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger-icon span {
  display: block;
  height: 2.5px;
  width: 100%;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
}

.mobile-toggle.is-active .hamburger-icon span:nth-child(1) {
  transform: translateY(7.75px) rotate(45deg);
}

.mobile-toggle.is-active .hamburger-icon span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.is-active .hamburger-icon span:nth-child(3) {
  transform: translateY(-7.75px) rotate(-45deg);
}

.nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 998;
}

.nav-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
}

.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 70px 0 32px;
}

.footer-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 36px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 48px;
}

.footer-brand {
  max-width: 380px;
}

.footer-logo {
  height: auto;
  width: 240px;
  display: block;
  margin-bottom: 20px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.70);
  font-size: 15px;
  line-height: 1.65;
  margin: 0;
}

.footer-col {
  text-align: right;
  justify-self: end;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 20px 0;
  text-align: left;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-end;
}

.footer-links li {
  text-align: left;
  width: 100%;
}

.footer-links li a {
  color: rgba(255, 255, 255, 0.70);
  font-size: 15px;
  text-decoration: none;
  transition: color 0.2s ease;
  display: inline-block;
  text-align: right;
}

.footer-links li a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.70);
  font-size: 14px;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.15s ease;
}

.footer-social-link:hover {
  opacity: 0.8;
  transform: translateY(-2px);
}

.footer-social-link svg {
  width: 20px;
  height: 20px;
  fill: var(--color-white);
}

@media (max-width: 992px) {
  .section {
    padding: 70px 0;
  }

  .two-col-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .story-videos-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .img-cover-frame img {
    height: 320px;
  }

  .container {
    padding: 0 20px;
  }

  .header-container {
    padding: 0 20px;
    height: 70px;
  }

  .footer-container {
    padding: 0 20px;
  }

  .header-logo {
    height: auto;
    width: 120px;
  }

  .mobile-toggle {
    display: flex;
  }

  .header-nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 24px 20px 32px 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease, visibility 0.35s ease;
    z-index: 999;
  }

  .header-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 0;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid rgba(213, 213, 213, 0.4);
  }

  .nav-item:last-child {
    border-bottom: none;
  }

  .nav-link {
    width: 100%;
    padding: 14px 8px;
    font-size: 17px;
  }

  .header-action {
    display: none;
  }

  .mobile-action-wrapper {
    display: block;
    width: 100%;
    margin-top: 20px;
  }

  .mobile-action-wrapper .btn-contact {
    width: 100%;
    padding: 13px 20px;
    font-size: 16px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }

  .footer-col {
    text-align: left;
    justify-self: start;
  }

  .footer-col h4 {
    text-align: left;
  }

  .footer-links {
    align-items: flex-start;
  }

  .footer-links li {
    text-align: left;
  }

  .footer-links li a {
    text-align: left;
  }
}

@media (min-width: 993px) {
  .mobile-action-wrapper {
    display: none;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .section {
    padding: 55px 0;
  }

  .btn-primary,
  .btn-outline,
  .btn-secondary,
  .btn-white,
  .btn-banner-outline {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .header-logo {
    height: auto;
    width: 108px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-logo {
    width: 200px;
    height: auto;
    margin-bottom: 16px;
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.6;
  }

  .footer-col h4 {
    margin-bottom: 16px;
  }

  .footer-links {
    gap: 12px;
  }

  .footer-links li a {
    font-size: 14px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding-top: 24px;
  }

  .footer-copyright {
    font-size: 13px;
  }
}